s6e8ax0 panel has many panel of types. This patch support another panel on TIZEN lunchbox board(HWREVISION 2). This panel has reversed panel display type. So, I had added necessary command.

Signed-off-by: Donghwa Lee dh09.lee@samsung.com Signed-off-by: Kyungmin Park kyungmin.park@samsung.com --- arch/arm/include/asm/arch-exynos/mipi_dsim.h | 1 + board/samsung/trats/trats.c | 8 ++++++++ drivers/video/s6e8ax0.c | 17 ++++++++++++++++- 3 files changed, 25 insertions(+), 1 deletions(-)

diff --git a/arch/arm/include/asm/arch-exynos/mipi_dsim.h b/arch/arm/include/asm/arch-exynos/mipi_dsim.h index ef6a3d1..9a7cbeb 100644 --- a/arch/arm/include/asm/arch-exynos/mipi_dsim.h +++ b/arch/arm/include/asm/arch-exynos/mipi_dsim.h @@ -329,6 +329,7 @@ struct mipi_dsim_lcd_device { char *name; int id; int bus_id; + int reverse_panel;

struct mipi_dsim_device *master; void *platform_data; diff --git a/board/samsung/trats/trats.c b/board/samsung/trats/trats.c index 9d75b8f..4a314c0 100644 --- a/board/samsung/trats/trats.c +++ b/board/samsung/trats/trats.c @@ -54,6 +54,11 @@ u32 get_board_rev(void)

static void check_hw_revision(void);

+static int hwrevision(int rev) +{ + return (board_rev & 0xf) == rev; +} + int board_init(void) { gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; @@ -505,6 +510,9 @@ vidinfo_t panel_info = {

void init_panel_info(vidinfo_t *vid) { + if (hwrevision(2)) + mipi_lcd_device.reverse_panel = 1; + strcpy(s6e8ax0_platform_data.lcd_panel_name, mipi_lcd_device.name); s6e8ax0_platform_data.lcd_power = lcd_power; s6e8ax0_platform_data.mipi_power = mipi_power; diff --git a/drivers/video/s6e8ax0.c b/drivers/video/s6e8ax0.c index 02c5ccf..176c518 100644 --- a/drivers/video/s6e8ax0.c +++ b/drivers/video/s6e8ax0.c @@ -28,6 +28,7 @@ static void s6e8ax0_panel_cond(struct mipi_dsim_device *dsim_dev) { struct mipi_dsim_master_ops *ops = dsim_dev->master_ops; + int reverse = dsim_dev->dsim_lcd_dev->reverse_panel; const unsigned char data_to_send[] = { 0xf8, 0x3d, 0x35, 0x00, 0x00, 0x00, 0x8d, 0x00, 0x4c, 0x6e, 0x10, 0x27, 0x7d, 0x3f, 0x10, 0x00, 0x00, 0x20, @@ -36,8 +37,22 @@ static void s6e8ax0_panel_cond(struct mipi_dsim_device *dsim_dev) 0xff, 0xff, 0xc8 };

- ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE, + const unsigned char data_to_send_reverse[] = { + 0xf8, 0x19, 0x35, 0x00, 0x00, 0x00, 0x93, 0x00, 0x3c, + 0x7d, 0x08, 0x27, 0x7d, 0x3f, 0x00, 0x00, 0x00, 0x20, + 0x04, 0x08, 0x6e, 0x00, 0x00, 0x00, 0x02, 0x08, 0x08, + 0x23, 0x23, 0xc0, 0xc1, 0x01, 0x41, 0xc1, 0x00, 0xc1, + 0xf6, 0xf6, 0xc1 + }; + + if (reverse) { + ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE, + (unsigned int)data_to_send_reverse, + ARRAY_SIZE(data_to_send_reverse)); + } else { + ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE, (unsigned int)data_to_send, ARRAY_SIZE(data_to_send)); + } }

static void s6e8ax0_display_cond(struct mipi_dsim_device *dsim_dev)